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Reflective Neutral Density Filter

FND - MFND

More about
Reflective Neutral Density Filter
In stock
SKU
FND - MFND
The reflective ND filter is used for high power and broadband wavelength light density reducing. The untransmitted light would not be absorbed, there is no possibility of glass damaging by the heat.
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Name Diameter φD Transmittance Delivery Price Add to cart
i
Reflective Neutral Density Filter Unmounted (Visible) 25mm Diameter 10％
FND-25C02-10 		25mm 10% (550nm)
6-12 weeks
£52.10
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ25mm
Transmittance (550nm) 0.1
Availability From stock
i
Reflective Neutral Density Filter Unmounted (Visible) 50mm Diameter 92％
FND-50C02-92 		50mm 92% (550nm)
6-12 weeks
£39.30
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ50mm
Transmittance (550nm) 0.92
Availability From stock
i
Reflective Neutral Density Filter Mounted (Visible) 52mm Diameter 50％
MFND-52-50 		52mm 50% (550nm)
6-12 weeks
£108.80
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Mount Material: Aluminum (Finishing: Black anodized)
Mount outer diameter φD φ52mm
Clear aperture φA φ47mm
Transmittance (550nm) 0.5
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (Visible) 25mm Diameter 40％
FND-25C02-40 		25mm 40% (550nm)
6-12 weeks
£52.10
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ25mm
Transmittance (550nm) 0.4
Availability From stock
i
Reflective Neutral Density Filter Mounted (Visible) 25mm Diameter 5％
MFND-25-5 		25mm 5% (550nm)
6-12 weeks
£60.80
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Mount Material: Aluminum (Finishing: Black anodized)
Mount outer diameter φD φ25mm
Clear aperture φA φ17mm
Transmittance (550nm) 0.05
Availability Please contact
i
Reflective Neutral Density Filter Mounted (Visible) 52mm Diameter 80％
MFND-52-80 		52mm 80% (550nm)
6-12 weeks
£108.80
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Mount Material: Aluminum (Finishing: Black anodized)
Mount outer diameter φD φ52mm
Clear aperture φA φ47mm
Transmittance (550nm) 0.8
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (Visible) 15mm Diameter 1％
FND-15C02-1 		15mm 1% (550nm)
3-5 days
£48.00
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ15mm
Transmittance (550nm) 0.01
Availability From stock
i
Reflective Neutral Density Filter Unmounted (Visible) 25mm Diameter 70％
FND-25C02-70 		25mm 70% (550nm)
6-12 weeks
£52.10
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ25mm
Transmittance (550nm) 0.7
Availability From stock
i
Reflective Neutral Density Filter Mounted (Visible) 25mm Diameter 30％
MFND-25-30 		25mm 30% (550nm)
6-12 weeks
£56.70
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Mount Material: Aluminum (Finishing: Black anodized)
Mount outer diameter φD φ25mm
Clear aperture φA φ17mm
Transmittance (550nm) 0.3
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (Visible) 15mm Diameter 20％
FND-15C02-20 		15mm 20% (550nm)
3-5 days
£39.30
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ15mm
Transmittance (550nm) 0.2
Availability From stock
i
Reflective Neutral Density Filter Unmounted (Visible) 30mm Diameter 0.1％
FND-30C02-0.1 		30mm 0.1% (550nm)
3-5 days
£65.40
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ30mm
Transmittance (550nm) 0.001
Availability From stock
i
Reflective Neutral Density Filter Mounted (Visible) 25mm Diameter 60％
MFND-25-60 		25mm 60% (550nm)
6-12 weeks
£56.70
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Mount Material: Aluminum (Finishing: Black anodized)
Mount outer diameter φD φ25mm
Clear aperture φA φ17mm
Transmittance (550nm) 0.6
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (Visible) 15mm Diameter 50％
FND-15C02-50 		15mm 50% (550nm)
3-5 days
£39.30
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ15mm
Transmittance (550nm) 0.5
Availability From stock
i
Reflective Neutral Density Filter Unmounted (Visible) 30mm Diameter 10％
FND-30C02-10 		30mm 10% (550nm)
3-5 days
£65.40
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ30mm
Transmittance (550nm) 0.1
Availability From stock
i
Reflective Neutral Density Filter Mounted (Visible) 25mm Diameter 92％
MFND-25-92 		25mm 92% (550nm)
6-12 weeks
£28.80
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Mount Material: Aluminum (Finishing: Black anodized)
Mount outer diameter φD φ25mm
Clear aperture φA φ17mm
Transmittance (550nm) 0.92
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (Visible) 15mm Diameter 80％
FND-15C02-80 		15mm 80% (550nm)
6-12 weeks
£39.30
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ15mm
Transmittance (550nm) 0.8
Availability From stock
i
Reflective Neutral Density Filter Unmounted (Visible) 30mm Diameter 40％
FND-30C02-40 		30mm 40% (550nm)
3-5 days
£65.40
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ30mm
Transmittance (550nm) 0.4
Availability From stock
i
Reflective Neutral Density Filter Mounted (Visible) 30mm Diameter 5％
MFND-30-5 		30mm 5% (550nm)
6-12 weeks
£75.00
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Mount Material: Aluminum (Finishing: Black anodized)
Mount outer diameter φD φ30mm
Clear aperture φA φ22mm
Transmittance (550nm) 0.05
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (Visible) 20mm Diameter 1％
FND-20C02-1 		20mm 1% (550nm)
3-5 days
£52.10
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ20mm
Transmittance (550nm) 0.01
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (Visible) 30mm Diameter 70％
FND-30C02-70 		30mm 70% (550nm)
3-5 days
£65.40
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ30mm
Transmittance (550nm) 0.7
Availability Please contact
i
Reflective Neutral Density Filter Mounted (Visible) 30mm Diameter 30％
MFND-30-30 		30mm 30% (550nm)
6-12 weeks
£70.40
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Mount Material: Aluminum (Finishing: Black anodized)
Mount outer diameter φD φ30mm
Clear aperture φA φ22mm
Transmittance (550nm) 0.3
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (Visible) 20mm Diameter 20％
FND-20C02-20 		20mm 20% (550nm)
3-5 days
£48.00
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ20mm
Transmittance (550nm) 0.2
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (Visible) 50mm Diameter 0.1％
FND-50C02-0.1 		50mm 0.1% (550nm)
3-5 days
£117.50
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ50mm
Transmittance (550nm) 0.001
Availability From stock
i
Reflective Neutral Density Filter Mounted (Visible) 30mm Diameter 60％
MFND-30-60 		30mm 60% (550nm)
6-12 weeks
£70.40
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Mount Material: Aluminum (Finishing: Black anodized)
Mount outer diameter φD φ30mm
Clear aperture φA φ22mm
Transmittance (550nm) 0.6
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (Visible) 20mm Diameter 50％
FND-20C02-50 		20mm 50% (550nm)
3-5 days
£48.00
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ20mm
Transmittance (550nm) 0.5
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (Visible) 50mm Diameter 10％
FND-50C02-10 		50mm 10% (550nm)
3-5 days
£95.60
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ50mm
Transmittance (550nm) 0.1
Availability From stock
i
Reflective Neutral Density Filter Mounted (Visible) 30mm Diameter 92％
MFND-30-92 		30mm 92% (550nm)
6-12 weeks
£45.30
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Mount Material: Aluminum (Finishing: Black anodized)
Mount outer diameter φD φ30mm
Clear aperture φA φ22mm
Transmittance (550nm) 0.92
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (Visible) 20mm Diameter 80％
FND-20C02-80 		20mm 80% (550nm)
6-12 weeks
£48.00
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ20mm
Transmittance (550nm) 0.8
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (Visible) 50mm Diameter 40％
FND-50C02-40 		50mm 40% (550nm)
6-12 weeks
£95.60
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ50mm
Transmittance (550nm) 0.4
Availability Please contact
i
Reflective Neutral Density Filter Mounted (Visible) 52mm Diameter 5％
MFND-52-5 		52mm 5% (550nm)
6-12 weeks
£108.80
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Mount Material: Aluminum (Finishing: Black anodized)
Mount outer diameter φD φ52mm
Clear aperture φA φ47mm
Transmittance (550nm) 0.05
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (Visible) 25mm Diameter 1％
FND-25C02-1 		25mm 1% (550nm)
3-5 days
£56.70
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ25mm
Transmittance (550nm) 0.01
Availability From stock
i
Reflective Neutral Density Filter Unmounted (Visible) 50mm Diameter 70％
FND-50C02-70 		50mm 70% (550nm)
6-12 weeks
£95.60
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ50mm
Transmittance (550nm) 0.7
Availability From stock
i
Reflective Neutral Density Filter Mounted (Visible) 52mm Diameter 30％
MFND-52-30 		52mm 30% (550nm)
6-12 weeks
£108.80
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Mount Material: Aluminum (Finishing: Black anodized)
Mount outer diameter φD φ52mm
Clear aperture φA φ47mm
Transmittance (550nm) 0.3
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (Visible) 25mm Diameter 20％
FND-25C02-20 		25mm 20% (550nm)
3-5 days
£52.10
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ25mm
Transmittance (550nm) 0.2
Availability From stock
i
Reflective Neutral Density Filter Mounted (Visible) 25mm Diameter 0.1％
MFND-25-0.1 		25mm 0.1% (550nm)
6-12 weeks
£60.80
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Mount Material: Aluminum (Finishing: Black anodized)
Mount outer diameter φD φ25mm
Clear aperture φA φ17mm
Transmittance (550nm) 0.001
Availability Please contact
i
Reflective Neutral Density Filter Mounted (Visible) 52mm Diameter 60％
MFND-52-60 		52mm 60% (550nm)
6-12 weeks
£108.80
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Mount Material: Aluminum (Finishing: Black anodized)
Mount outer diameter φD φ52mm
Clear aperture φA φ47mm
Transmittance (550nm) 0.6
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (Visible) 25mm Diameter 50％
FND-25C02-50 		25mm 50% (550nm)
3-5 days
£52.10
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ25mm
Transmittance (550nm) 0.5
Availability From stock
i
Reflective Neutral Density Filter Mounted (Visible) 25mm Diameter 10％
MFND-25-10 		25mm 10% (550nm)
6-12 weeks
£56.70
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Mount Material: Aluminum (Finishing: Black anodized)
Mount outer diameter φD φ25mm
Clear aperture φA φ17mm
Transmittance (550nm) 0.1
Availability Please contact
i
Reflective Neutral Density Filter Mounted (Visible) 52mm Diameter 92％
MFND-52-92 		52mm 92% (550nm)
6-12 weeks
£52.10
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Mount Material: Aluminum (Finishing: Black anodized)
Mount outer diameter φD φ52mm
Clear aperture φA φ47mm
Transmittance (550nm) 0.92
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (Visible) 15mm Diameter 5％
FND-15C02-5 		15mm 5% (550nm)
3-5 days
£48.00
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ15mm
Transmittance (550nm) 0.05
Availability From stock
i
Reflective Neutral Density Filter Unmounted (Visible) 25mm Diameter 80％
FND-25C02-80 		25mm 80% (550nm)
6-12 weeks
£52.10
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ25mm
Transmittance (550nm) 0.8
Availability From stock
i
Reflective Neutral Density Filter Mounted (Visible) 25mm Diameter 40％
MFND-25-40 		25mm 40% (550nm)
6-12 weeks
£56.70
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Mount Material: Aluminum (Finishing: Black anodized)
Mount outer diameter φD φ25mm
Clear aperture φA φ17mm
Transmittance (550nm) 0.4
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (Visible) 15mm Diameter 30％
FND-15C02-30 		15mm 30% (550nm)
3-5 days
£39.30
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ15mm
Transmittance (550nm) 0.3
Availability From stock
i
Reflective Neutral Density Filter Unmounted (Visible) 30mm Diameter 1％
FND-30C02-1 		30mm 1% (550nm)
3-5 days
£65.40
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ30mm
Transmittance (550nm) 0.01
Availability From stock
i
Reflective Neutral Density Filter Mounted (Visible) 25mm Diameter 70％
MFND-25-70 		25mm 70% (550nm)
6-12 weeks
£56.70
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Mount Material: Aluminum (Finishing: Black anodized)
Mount outer diameter φD φ25mm
Clear aperture φA φ17mm
Transmittance (550nm) 0.7
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (Visible) 15mm Diameter 60％
FND-15C02-60 		15mm 60% (550nm)
3-5 days
£39.30
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ15mm
Transmittance (550nm) 0.6
Availability From stock
i
Reflective Neutral Density Filter Unmounted (Visible) 30mm Diameter 20％
FND-30C02-20 		30mm 20% (550nm)
6-12 weeks
£65.40
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ30mm
Transmittance (550nm) 0.2
Availability From stock
i
Reflective Neutral Density Filter Mounted (Visible) 30mm Diameter 0.1％
MFND-30-0.1 		30mm 0.1% (550nm)
6-12 weeks
£75.00
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Mount Material: Aluminum (Finishing: Black anodized)
Mount outer diameter φD φ30mm
Clear aperture φA φ22mm
Transmittance (550nm) 0.001
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (Visible) 15mm Diameter 92％
FND-15C02-92 		15mm 92% (550nm)
6-12 weeks
£17.40
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ15mm
Transmittance (550nm) 0.92
Availability From stock
i
Reflective Neutral Density Filter Unmounted (Visible) 30mm Diameter 50％
FND-30C02-50 		30mm 50% (550nm)
3-5 days
£65.40
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ30mm
Transmittance (550nm) 0.5
Availability Please contact
i
Reflective Neutral Density Filter Mounted (Visible) 30mm Diameter 10％
MFND-30-10 		30mm 10% (550nm)
6-12 weeks
£70.40
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Mount Material: Aluminum (Finishing: Black anodized)
Mount outer diameter φD φ30mm
Clear aperture φA φ22mm
Transmittance (550nm) 0.1
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (Visible) 20mm Diameter 5％
FND-20C02-5 		20mm 5% (550nm)
6-12 weeks
£52.10
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ20mm
Transmittance (550nm) 0.05
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (Visible) 30mm Diameter 80％
FND-30C02-80 		30mm 80% (550nm)
3-5 days
£65.40
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ30mm
Transmittance (550nm) 0.8
Availability Please contact
i
Reflective Neutral Density Filter Mounted (Visible) 30mm Diameter 40％
MFND-30-40 		30mm 40% (550nm)
6-12 weeks
£70.40
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Mount Material: Aluminum (Finishing: Black anodized)
Mount outer diameter φD φ30mm
Clear aperture φA φ22mm
Transmittance (550nm) 0.4
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (Visible) 20mm Diameter 30％
FND-20C02-30 		20mm 30% (550nm)
6-12 weeks
£48.00
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ20mm
Transmittance (550nm) 0.3
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (Visible) 50mm Diameter 1％
FND-50C02-1 		50mm 1% (550nm)
6-12 weeks
£117.50
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ50mm
Transmittance (550nm) 0.01
Availability From stock
i
Reflective Neutral Density Filter Mounted (Visible) 30mm Diameter 70％
MFND-30-70 		30mm 70% (550nm)
6-12 weeks
£70.40
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Mount Material: Aluminum (Finishing: Black anodized)
Mount outer diameter φD φ30mm
Clear aperture φA φ22mm
Transmittance (550nm) 0.7
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (Visible) 20mm Diameter 60％
FND-20C02-60 		20mm 60% (550nm)
3-5 days
£48.00
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ20mm
Transmittance (550nm) 0.6
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (Visible) 50mm Diameter 20％
FND-50C02-20 		50mm 20% (550nm)
6-12 weeks
£95.60
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ50mm
Transmittance (550nm) 0.2
Availability From stock
i
Reflective Neutral Density Filter Mounted (Visible) 52mm Diameter 0.1％
MFND-52-0.1 		52mm 0.1% (550nm)
6-12 weeks
£130.30
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Mount Material: Aluminum (Finishing: Black anodized)
Mount outer diameter φD φ52mm
Clear aperture φA φ47mm
Transmittance (550nm) 0.001
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (Visible) 20mm Diameter 92％
FND-20C02-92 		20mm 92% (550nm)
6-12 weeks
£20.10
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ20mm
Transmittance (550nm) 0.92
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (Visible) 50mm Diameter 50％
FND-50C02-50 		50mm 50% (550nm)
3-5 days
£95.60
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ50mm
Transmittance (550nm) 0.5
Availability From stock
i
Reflective Neutral Density Filter Mounted (Visible) 52mm Diameter 10％
MFND-52-10 		52mm 10% (550nm)
6-12 weeks
£108.80
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Mount Material: Aluminum (Finishing: Black anodized)
Mount outer diameter φD φ52mm
Clear aperture φA φ47mm
Transmittance (550nm) 0.1
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (Visible) 25mm Diameter 5％
FND-25C02-5 		25mm 5% (550nm)
3-5 days
£56.70
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ25mm
Transmittance (550nm) 0.05
Availability From stock
i
Reflective Neutral Density Filter Unmounted (Visible) 50mm Diameter 80％
FND-50C02-80 		50mm 80% (550nm)
6-12 weeks
£95.60
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ50mm
Transmittance (550nm) 0.8
Availability From stock
i
Reflective Neutral Density Filter Mounted (Visible) 52mm Diameter 40％
MFND-52-40 		52mm 40% (550nm)
6-12 weeks
£108.80
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Mount Material: Aluminum (Finishing: Black anodized)
Mount outer diameter φD φ52mm
Clear aperture φA φ47mm
Transmittance (550nm) 0.4
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (Visible) 25mm Diameter 30％
FND-25C02-30 		25mm 30% (550nm)
3-5 days
£52.10
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ25mm
Transmittance (550nm) 0.3
Availability From stock
i
Reflective Neutral Density Filter Mounted (Visible) 25mm Diameter 1％
MFND-25-1 		25mm 1% (550nm)
6-12 weeks
£60.80
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Mount Material: Aluminum (Finishing: Black anodized)
Mount outer diameter φD φ25mm
Clear aperture φA φ17mm
Transmittance (550nm) 0.01
Availability Please contact
i
Reflective Neutral Density Filter Mounted (Visible) 52mm Diameter 70％
MFND-52-70 		52mm 70% (550nm)
6-12 weeks
£108.80
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Mount Material: Aluminum (Finishing: Black anodized)
Mount outer diameter φD φ52mm
Clear aperture φA φ47mm
Transmittance (550nm) 0.7
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (Visible) 15mm Diameter 0.1％
FND-15C02-0.1 		15mm 0.1% (550nm)
6-12 weeks
£48.00
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ15mm
Transmittance (550nm) 0.001
Availability From stock
i
Reflective Neutral Density Filter Unmounted (Visible) 25mm Diameter 60％
FND-25C02-60 		25mm 60% (550nm)
6-12 weeks
£52.10
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ25mm
Transmittance (550nm) 0.6
Availability From stock
i
Reflective Neutral Density Filter Mounted (Visible) 25mm Diameter 20％
MFND-25-20 		25mm 20% (550nm)
6-12 weeks
£56.70
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Mount Material: Aluminum (Finishing: Black anodized)
Mount outer diameter φD φ25mm
Clear aperture φA φ17mm
Transmittance (550nm) 0.2
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (Visible) 15mm Diameter 10％
FND-15C02-10 		15mm 10% (550nm)
3-5 days
£39.30
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ15mm
Transmittance (550nm) 0.1
Availability From stock
i
Reflective Neutral Density Filter Unmounted (Visible) 25mm Diameter 92％
FND-25C02-92 		25mm 92% (550nm)
6-12 weeks
£22.00
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ25mm
Transmittance (550nm) 0.92
Availability From stock
i
Reflective Neutral Density Filter Mounted (Visible) 25mm Diameter 50％
MFND-25-50 		25mm 50% (550nm)
6-12 weeks
£56.70
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Mount Material: Aluminum (Finishing: Black anodized)
Mount outer diameter φD φ25mm
Clear aperture φA φ17mm
Transmittance (550nm) 0.5
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (Visible) 15mm Diameter 40％
FND-15C02-40 		15mm 40% (550nm)
3-5 days
£39.30
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ15mm
Transmittance (550nm) 0.4
Availability From stock
i
Reflective Neutral Density Filter Unmounted (Visible) 30mm Diameter 5％
FND-30C02-5 		30mm 5% (550nm)
3-5 days
£65.40
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ30mm
Transmittance (550nm) 0.05
Availability From stock
i
Reflective Neutral Density Filter Mounted (Visible) 25mm Diameter 80％
MFND-25-80 		25mm 80% (550nm)
6-12 weeks
£56.70
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Mount Material: Aluminum (Finishing: Black anodized)
Mount outer diameter φD φ25mm
Clear aperture φA φ17mm
Transmittance (550nm) 0.8
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (Visible) 15mm Diameter 70％
FND-15C02-70 		15mm 70% (550nm)
3-5 days
£39.30
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ15mm
Transmittance (550nm) 0.7
Availability From stock
i
Reflective Neutral Density Filter Unmounted (Visible) 30mm Diameter 30％
FND-30C02-30 		30mm 30% (550nm)
6-12 weeks
£65.40
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ30mm
Transmittance (550nm) 0.3
Availability Please contact
i
Reflective Neutral Density Filter Mounted (Visible) 30mm Diameter 1％
MFND-30-1 		30mm 1% (550nm)
6-12 weeks
£75.00
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Mount Material: Aluminum (Finishing: Black anodized)
Mount outer diameter φD φ30mm
Clear aperture φA φ22mm
Transmittance (550nm) 0.01
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (Visible) 20mm Diameter 0.1％
FND-20C02-0.1 		20mm 0.1% (550nm)
6-12 weeks
£52.10
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ20mm
Transmittance (550nm) 0.001
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (Visible) 30mm Diameter 60％
FND-30C02-60 		30mm 60% (550nm)
3-5 days
£65.40
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ30mm
Transmittance (550nm) 0.6
Availability Please contact
i
Reflective Neutral Density Filter Mounted (Visible) 30mm Diameter 20％
MFND-30-20 		30mm 20% (550nm)
6-12 weeks
£70.40
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Mount Material: Aluminum (Finishing: Black anodized)
Mount outer diameter φD φ30mm
Clear aperture φA φ22mm
Transmittance (550nm) 0.2
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (Visible) 20mm Diameter 10％
FND-20C02-10 		20mm 10% (550nm)
6-12 weeks
£48.00
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ20mm
Transmittance (550nm) 0.1
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (Visible) 30mm Diameter 92％
FND-30C02-92 		30mm 92% (550nm)
6-12 weeks
£27.00
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ30mm
Transmittance (550nm) 0.92
Availability Please contact
i
Reflective Neutral Density Filter Mounted (Visible) 30mm Diameter 50％
MFND-30-50 		30mm 50% (550nm)
6-12 weeks
£70.40
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Mount Material: Aluminum (Finishing: Black anodized)
Mount outer diameter φD φ30mm
Clear aperture φA φ22mm
Transmittance (550nm) 0.5
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (Visible) 20mm Diameter 40％
FND-20C02-40 		20mm 40% (550nm)
6-12 weeks
£48.00
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ20mm
Transmittance (550nm) 0.4
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (Visible) 50mm Diameter 5％
FND-50C02-5 		50mm 5% (550nm)
3-5 days
£95.60
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ50mm
Transmittance (550nm) 0.05
Availability From stock
i
Reflective Neutral Density Filter Mounted (Visible) 30mm Diameter 80％
MFND-30-80 		30mm 80% (550nm)
6-12 weeks
£70.40
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Mount Material: Aluminum (Finishing: Black anodized)
Mount outer diameter φD φ30mm
Clear aperture φA φ22mm
Transmittance (550nm) 0.8
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (Visible) 20mm Diameter 70％
FND-20C02-70 		20mm 70% (550nm)
6-12 weeks
£48.00
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ20mm
Transmittance (550nm) 0.7
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (Visible) 50mm Diameter 30％
FND-50C02-30 		50mm 30% (550nm)
3-5 days
£95.60
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ50mm
Transmittance (550nm) 0.3
Availability From stock
i
Reflective Neutral Density Filter Mounted (Visible) 52mm Diameter 1％
MFND-52-1 		52mm 1% (550nm)
6-12 weeks
£130.30
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Mount Material: Aluminum (Finishing: Black anodized)
Mount outer diameter φD φ52mm
Clear aperture φA φ47mm
Transmittance (550nm) 0.01
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (Visible) 25mm Diameter 0.1％
FND-25C02-0.1 		25mm 0.1% (550nm)
3-5 days
£56.70
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ25mm
Transmittance (550nm) 0.001
Availability From stock
i
Reflective Neutral Density Filter Unmounted (Visible) 50mm Diameter 60％
FND-50C02-60 		50mm 60% (550nm)
3-5 days
£95.60
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ50mm
Transmittance (550nm) 0.6
Availability From stock
i
Reflective Neutral Density Filter Mounted (Visible) 52mm Diameter 20％
MFND-52-20 		52mm 20% (550nm)
6-12 weeks
£108.80
Type Visible
Material BK7
Coating Chrome coating (Cr) but FND-92, MFND-92, is no coated
Wavelength Range 400 - 700nm
Parallelism ＜1′
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Mount Material: Aluminum (Finishing: Black anodized)
Mount outer diameter φD φ52mm
Clear aperture φA φ47mm
Transmittance (550nm) 0.2
Availability Please contact

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◦The metal reflection coating provides an extremely smooth transmission characteristic from the UV to IR wavelengths.
◦The substrate thickness is 2mm +/−0.1mm with no difference with the transmittance.

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